the Athens lost the peloponnesian war because Sparta had a bigger army on land and the Athens had a bigger navy. The geograpy was a great disadvantage in the war for the Athens because they couldn't use their navy on land.
In the latter stages of the war its subject city states either left it or waere capturred by the Spartan league. Athens' fleet - the instrument of its power - was captured in 404 BCE, the city invested and surrendered. It had no means of controlling other states, and importantly collecting the tribute which enabled it to keep a powerful navy.
The Peloponnesian War between the Delian League and the Peloponnesian League (led by Sparta), in which Athens lost. Athens also went through a plague, which killed roughly 1/3 of the people, including Pericles, it's leading statesman at the time.
It over-reached itself, resulting in the devastating 27-year Peloponnesian War against the confederation led by Sparta. It lost and was stripped of its empire and the revenue it provided to support Athenian strength, becoming a second rate power.
They entered into a war with the Spartan alliance and after 27 years of warfare were defeated, and stripped of their allies and subjects.
Athens never had freedom because, they had slaves. They were never lucky like us you could say.
Fell to the Sparta in a battle. They surrendered. :)
Athens built an empire by using the money from the Delian League to rebuild and beautify Athens!!
Persian Empire
Dissatisfaction with Athens's growing empire. :)
Why did The British Empire lose their land?
Athens turned the league which it led against the Persian Empire into an empire of its own. Using the power of this empire to bully other city-states. The Peloponnesian League led by Sparta called Athens on its attempt to bankrupt its neighbour Megara, a member of their league, an overconfident Athens persisted, resulting in a destructive war which Athens lost, and was stripped of its empire.
Pericles had three goals for Athens. The first was to strengthen democracy. The second was to expand the empire. The third was to beautify Athens.
Persian
Athens turned the league which it led against the Persian Empire into an empire of its own. Using the power of this empire to bully other city-states. The Peloponnesian League led by Sparta called Athens on its attempt to bankrupt its neighbour Megara, a member of their league, an overconfident Athens persisted, resulting in a destructive war which Athens lost, and was stripped of its empire.
To strengthen Athenian democracy, to hold and strengthen he empire, and to glorify Athens
Constantinople
The Ottoman Empire lose Moldova and Romania in 1877.
After defeat, Athens was stripped of its empire, and without the revenues they mulcted from it, they were not able to either maintain naval preeminence or afford the expenditures which had supported such extravagances as the beautification of Athens.